echo sounding

Survey standards for multibeam echo sounding will be developed with reference to worldwide specifications.

探讨先进国家的规范标准以草拟国际适用的多音束测深规范；

So was born the echo-sounding apparatus, now in general use in ships.

这样就产生了目前各种船舶上普遍应用的回声探测仪.

The whistle goes at the end of the match. Multi-beam echo sounding measurements

比赛结束时哨声响了.多波束回声测深数据

Determination of classic experiential sound speed formulae in multibeam echo sounding system

多波束测深系统最优声速公式的确定

Analyzing the Influences of Swath width of Multibeam Echo Sounding System on Circumstance Factors

影响多波束测量系统覆盖宽度的环境因素分析

Research on the Influence of Surface Sound Velocity in Multibeam Echo Sounding

表层声速对多波束测深影响的研究

The Analysis of Vessel Attitude and the Effect for Multibeam Echo Sounding

船姿分析及其对多波束测量的影响

Combined echo ranging echo sounding

组合回声测距与测深统一的回声测距与测深

CERES ( Combined Echo Ranging Echo Sounding) acoustic pulse echo system

声脉冲回声测距系统

The Data Separating and Selecting of Multibeam Echo Sounding System

多波束回声测深系统测量数据的分离提取方法

The traditional hydrographic model is that plane position is determined by GPS, and depth is observed by echo sounding system, under the condition of possession of tide observation datum, the height point under water can be gotten.

传统的水下地形测量模式定型于利用GPS测定水底点的平面位置，利用测深仪测定水底点的深度，附之以瞬时潮位资料，获得点位的高程。